Find the standard deviation for the following group of data items.

11, 14, 14.20

The standard deviation is approximately

(Round to two decimal places as needed)

What is it

The equation for the circle below is x^2+y^2=4. what is the length of the circle's radius

How to graph inequalities

The dot plot to the right shows cereal sodium values. what aspect of the distribution causes the mean to be lessless than the median?

In a group 120 children there are teice as many boys as girls. How many girls are there?

Evelyn says that ⅗ is equivalent to 9/15. Anna says that ⅗ is equivalent to 15/25. Who is correct? How do you know?

A newspaper reporter wants to know how popular the hobby of bird watching is in the city. He asked people at the local bird refuge if they watched birds as a hobby. Which of the following best explains whether the reporters data is valid or not?

I am very confused on how to figure out if y = 3/4x is proportional?

Alison wants to buy a mountain bike for $339.12. If she saves $28.26 each month, in how many months will she be able to buy the bike?

At 12 o'clock the temperature was 7°C. The temperature decreased by - 20°C. What is the new temperature?

Ashleys rentals charges $27.50 per hour to rent a surfboard and a wetsuit. Darlas surf shop charges $23.25 per hour to rent a surfboard plus $17 extra for a wetsuit.